(1) Tohoku College of Pharmacy, Sendai 981-8558, Japan, JP
Abstract:
A novel nuclear effect on the flavour asymmetry of anti-quarks in the nucleon bound in a nucleus is discussed in terms of
the meson cloud model and the Pauli exclusion principle. It is expected that the flavour asymmetry is enhanced in a nucleus.
Received: 25 October 2001 / Accepted: 6 November 2001